1: (0 5 15)

(0)(1 13 5 17 15)(2 19 18 6 4)(3 9 7)(8 12 10)(11 16 14)

2: (4 18 6)

(0)(1 13 5 17 15)(2 19 18)(3 9 7)(4)(6)(8 12 10)(11 16 14)

3: (5 17 13)

(0)(1 13 15)(2 19 18)(3 9 7)(4)(5)(6)(8 12 10)(11 16 14)(17)

4: (11 16 14)

(0)(1 13 15)(2 19 18)(3 9 7)(4)(5)(6)(8 12 10)(11)(14)(16)(17)